Optical: systems and elements – Projection screen
Patent
1997-06-16
1998-11-10
Malley, Daniel P.
Optical: systems and elements
Projection screen
359449, 359460, G03B 2156
Patent
active
058352686
ABSTRACT:
A screen mounting apparatus for supporting a plurality of vertically and horizontally adjacent rear projection screen panels. The apparatus includes an upper mounting member attachable to a first support and to an upper edge of a rear projection screen panel for hanging the rear projection screen panel from the first support along the upper edge. An intermediate member is attachable to a second support and has inner and outer flanges for respectively engaging inner and outer faces of a rear projection screen panel along its lower edge to provide lateral support to the rear projection screen panel along the lower edge. The intermediate member further has securing means for securing an upper edge of an underlying rear projection screen panel to support the rear projection screen panel from the upper edge. A vertical member is also provided securable to a third support and having engaging means for engaging adjacent vertical edges of an adjacent pair of rear projection screen panels to provide lateral support to the rear projection screen panels along the adjacent vertical edges.
REFERENCES:
patent: 4984871 (1991-01-01), Martinez
patent: 5103339 (1992-04-01), Broome
patent: 5206760 (1993-04-01), Nakashima et al.
patent: 5317449 (1994-05-01), Furuno et al.
Applied Electronics Limited
Malley Daniel P.
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